network core do exhibit cross-sectional evidence of polarization and are responsible for the majority of tweets received …

We introduce a simple two-stage game of endogenous network formation and information sharing for reasoning about the … then we study how the network design and the utility specifications affect welfare. Surprisingly, we find that in general … "babblers" or "friends", irrespective of whether the network is unilateral or bilateral, in equilibrium, targeted information …

individuals through job moves over their career, we establish the dynamic co-worker network across firms of the entire ICT … that have diverse connections but are central to the network as well. We find that large firms benefit more from triadic … closure in the co-worker network, stressing the role cohesive relations in sharing complex knowledge. Our results highlight …

network of agents. In our model, agents are identically informed a priori and observe network neighbors’ actions as well as … observed payoffs and imitate observed actions. Our results also allow us to interpret critical mass and network brokerage …

such structures. To this end, we applied the network approach to multiple theoretical constructs describing collective …

We develop a dynamic framework of strategic information transmission through cheap talk in a social network. Privately … their neighbors in the network. We first characterize myopic (best response) equilibria as well as fully informative myopic … equilibria, in particular if a social planner has designed the network optimally …